EN54 Internal Battery 24h — Rechargeable Li-ion battery for EN54 Fire Hub / Fire ReX (24h) (black)

General Description The EN54 Internal Battery 24h is a specialized rechargeable lithium-ion battery designed specifically for the Ajax EN 54 series fire panels and range extenders. This power module provides critical system autonomy during main power failures, ensuring continuous fire protection in compliance with European standards.

Autonomy and Standards The battery is engineered to sustain device operation for at least 24 hours in standby mode. This meets the rigorous EN 54 certification requirements for professional fire safety systems. The high energy density of the Li-ion cells allows for a compact size while maintaining substantial capacity.

Intelligent Monitoring The battery status is constantly monitored by the hub or range extender. The system checks the charge level, wear status, and cell temperature in real-time. In the event of a malfunction or critical capacity reduction, the user and the security company receive an instant notification via the mobile app.

Key Advantages:

• Guaranteed backup power time — 24 hours.

• Full integration with EN54 Fire Hub and Fire ReX devices.

• Advanced Li-ion technology with protection against overheating and overcharging.

• Quick and easy replacement without the need for specialized tools.

• Constant self-diagnostics and reporting within the Ajax app.